JavaScript Jobs
JavaScript is one of the most popular programming languages in the world. If you are looking for a website to be created with sophisticated interactivity or in search of an impressive mobile app, using JavaScript is the way to go. With the help of our expert Javascript Developers, you can bring your idea to life.
A Javascript developer on Freelancer.com can create dynamic web applications with extended features and improved user experiences. They can also design advanced gaming applications, develop cloud applications, and create powerful websites that work with less coding and low complexity.
Here's some projects that our expert Javascript Developers made real:
- Developed interactive websites & apps with detailed user accounts experience
- Created powerful applications that streamline complex data into actionable insights
- Built custom Windows and Mac software designed to fit client specifications
- Developed mobile apps that enables customers to access data from their phones
- Connected databases to web interfaces with easy input/output functionality
- Optimized existing code for faster loading pages and smoother user workflows
Javascript Developers on Freelancer.com know how to turn ideas into reality. They are experienced professionals dedicated to excellence and creating top-notch scripts that are easy to use, reliable and fast. If you have an idea but don’t know how to turn it into technical reality, Freelancer.com is the place to post your project. Hire our expert Javascript developers today!
Baseret på 702,591 bedømmelser, giver vores klienter os Javascript Developers 4.86 ud af 5 stjerner.Ansæt Javascript Developers
I am looking for an experienced Java script developer who can help me with a full-stack development project. Specifically, I need them to be comfortable with Node.js, and the necessary associated libraries. I am not looking for someone to just complete a pre-defined set of features and functionalities, but someone who suggests options and innovations that would help me take my product to the next level. My application is complex and intricate and, thus, requires a seasoned professional who is willing to go the extra mile in order to ensure the best outcome. Preference would be given to candidates with extensive experience working on relevant e-commerce projects. If you have the required skillset and are looking to take on an inspiring challenge, feel free to apply.
I am looking for a developer to connect my booking engine with XML to synchronize availability. I am using wheelys car rental software that has XML interface I would like to connect my website for online bookings and it will get availability and prices via xml from wheelsys system. Skills and Experience: - Proficiency in XML integration and synchronization - Experience with booking engines and hotel data retrieval - Familiarity with XML formats and APIs - Ability to work within a longer timeline, as the integration is expected to take more than 2 weeks.
I am looking for a developer who can integrate the Backmarket API into my main server. The main purpose of this integration is to enable automatic stock updates with a button Skills and Experience: - Previous experience with API integration is required, although having extensive experience is not necessary. - Familiarity with stock management and controlling buybox prices is preferred. - Knowledge of IMEI/SN (International Mobile Equipment Identity/Serial Number) for stock control is a plus. Timeline: - The timeframe for completing the integration is flexible, allowing for a reasonable amount of time to ensure accuracy and functionality.
Project Description: I am looking for someone expert in ChatGPT to generate clean code for HTML, CSS, and JS tutorials that cover both web design and programming concepts. The desired output screenshots or youtube tutorials videos will be provided to pick the basic idea or implementation method. Skills and Experience: The ideal candidate should have: - Advanced knowledge and expertise in HTML, CSS, and JS - Strong understanding of web design principles and programming concepts - Experience in creating comprehensive and engaging tutorials - Ability to explain complex topics in a clear and concise manner in comments not every line but important lines only. - Proficiency in written English and excellent communication skills Requirements: - The tutorials should target advanced learners and p...
I am looking for a skilled developer to create an advanced search form for my website. The main purpose of this search form is to allow users to search within the post. The search results should include filter options to help users narrow down their search. Key requirements for this project: - Develop an advanced search form that allows users to search within the website - Implement filter options in the search results to help users refine their search - Ensure the search form is responsive and compatible with different devices and browsers
I am looking for a Node.js backend developer with experience in sending OTP emails. Specific functionality needed for the Node.js backend includes: - Email sending functionality Front-end design: - I already have a completed design Project completion timeframe: - Within two days Ideal skills and experience for this job: - Strong proficiency in Node.js - Experience in sending OTP emails - Familiarity with front-end design integration
Project is based on node and react. Job is related to changes and improvements into our internal chat plataform. Add attachments, Add Emoticons Change / Organize template
I need to resolve some API and some order creation issues on the server. Need a developer who can start today and work tomorrow Saturday. If you cannot work do not apply.
To Do List 1. Our own site frontend will be replaced with the site we drafted. 2. A commission (10%) will be taken from the fee the employer receives for the work performed.(Once the job is approved, the backend should be pulled automatically. It will be like the system of freelance sites.) 3. I forgot my password and change password options will be added. (The frontend is available on our own site, but since it is not included in the draft, only the backend is required.) 4. We were unable to hide our own localhost (mongoDB) password in the Visual Studio code. Our password will be hidden. 5. Seller and buyer names do not appear. Editing will be done to make it visible. (GigCard, gIg etc.) 6. Responsive design will be done. 7. There is no new notification for the seller in the orders and me...
I am looking for a Telegram marketing software that has the following features: - i need similar like : Auto-post messages View and export unlimited member from group , from telegram Configure multiple Telegram accounts and choose from time to time which one to use (MULTI-ACCOUNT) Send bulk invitations to all users in a group to join your group or channel (BULK INVITE) Create and send text messages to all your Telegram contacts in just one click (BULK MESSAGE) Send an image to all your Telegram contacts (BULK IMG) Send an image to all your Telegram contacts (BULK IMG+text) Send a text message to multiple groups or channels with one click (BULK MSG TO GROUP/CHANNEL) Import contacts to your Telegram account from Excel Import contacts of group where i am not admin to your Telegram account f...
I'm looking for someone to assist me with my two Scrapy codes to extract product variants. It's crucial that the complete example of the output, as it should appear in the end, is closely followed. On the websites, there are three different representations of products: - Single products - Variant products with a selection menu - Variant products with two selection menus Furthermore, there is a column called "configurable_variations" where, under the category "product_type" and the entry "Configurable," the logical assignment of variant composition needs to be done as demonstrated in the sample file. Once this step is completed, we should together create a "picture_path" and download the images. What is desired is a json output file wit...
I am looking for a skilled developer to modify the Linphone source code for me. Specifically, I need the following: - Change audio-call to video-call without confirmation question - The current version of Linphone I am using is 4.x - I have already done the installation and settings Ideal Skills and Experience: - Strong experience with Linphone source code modification - Proficiency in Debian and Raspberry Pi 4 - Knowledge of audio and video call functionalities - Ability to work independently and efficiently
Looking for developer who can create live preview options with product options functionality which include (( name , metal ,name thickness , chain ) everything needs to be same like example website . the youtube link is below in which our requirements is explained also we only need developers can able to create these live preview and product options with features like ( name , metal ,name thickness , chain ) . Also would recommend only apply for this job after seeing our requirements video on YouTube so that our requirements will be clear for you Also we prefer to to create on Shopify website also we are open for any new ideas regarding use ruby programming language or any other programming language in that case you need to clear us regarding your plan...
Project Title: Website for Charter Flight Seats Booking Target Audience: Business Travelers Design Style: Minimalist Key Features: - Online booking system - Live chat customer support - Flight seat availability checker Ideal Skills and Experience: - Proficiency in web development languages such as HTML, CSS, and JavaScript - Experience in creating online booking systems and integrating payment gateways - Knowledge of live chat software and customer support best practices - Familiarity with flight seat availability APIs or similar tools - Strong design sense with a focus on minimalist aesthetics - Ability to create a user-friendly and responsive website Note: This project requires a freelancer who can effectively cater to the needs of business travelers and create a visually appealing ...
I am looking to book a professional service provider for a cleaning job. I have a specific budget in mind for this service, but am not sure of the exact date or time yet. I'm confident a reliable and skilled professional can assist me in getting the job done right. Whether you are a Plumber, Electrician or Carpenter, I would be pleased to find a services professional who can meet my needs and expectations.
Hello! I'm looking for an amazing web developer to help me create a website for my fire extinguisher business. Key features I am looking for are e-commerce functionality, Contact form and a FAQ page. create the website using HTML/CSS. Lastly, I have a specific design in mind and would require your help in implementing it. If you think you have the skill set and the ability to create this website for me, please get in touch! Let's discuss the project in more detail and see how we can make my website even better.
I am looking for a skilled web developer to update my website with design changes. The specific updates needed include: - Implementing new color schemes and fonts - Updating the layout and organization of content - Adding new images and graphics The content for the website will be a mix of existing content that is not ready and new content that needs to be created. I need the updates to be completed within a week, so the ideal candidate should be able to work efficiently and meet tight deadlines. Skills and experience required for this job include: - Strong proficiency in web design and development - Experience with HTML, CSS, and JavaScript - Knowledge of responsive design principles - Attention to detail and an eye for aesthetics - Ability to work independently and meet deadlines ...
I am looking for a freelancer to create a website for me that primarily serves an informational purpose. I need the website to have a contact form so users can communicate with me. As far as design and theme goes, I am open to the freelancer's suggestions and welcome creative ideas.
Project Description: We are looking for a skilled developer to create a videochat site same as with all the Features. but for wordpress with a contact importer sript integrated. Features: - please check iwebcam for all Features and functionalitiy - contact importer script is something like you can invite people to earn webcam time. so people ad their gmail and pasword the script import all contacts and send them a mail with registering link. - also can work on mobile device. condition In the past people have charged me for things that never worked properly or only worked properly for 2 days. That's why I politely ask you not to bid until you agree. the rules are: 1. you immediately offer the correct amount, do your research carefully into how the website works. 2. If we reach an ...
We are looking for a skilled developer to create a Culture Audit and Pulse Web App. The main purpose of this app is to assess and improve company culture. Features of the web app will include interactive dashboards, which will allow us to track employee satisfaction and engagement. The app will be a standalone system, meaning it will not need to integrate with any existing systems or technology. Ideal skills and experience for this job include: - Proficiency in web development languages such as HTML, CSS, and JavaScript - Experience with data analysis tools and techniques - Strong knowledge of user interface design and interactive dashboard development. If you are interested in this project, please provide examples of your previous work and a timeline for completion.
Project Description: The aim of this project is to develop a custom upselling plugin that will integrate into WooCommerce product pages. This plugin create a widget and it will be placed below the "Add to Cart" button and will display different pricing tiers and rewards based on the amount needed to reach the reward. Widget Features: The upselling widget will have the following features: Backend Configuration: Administrators will be able to configure different rewards, each with its SVG image, a customized message, and the minimum purchase price required to obtain the reward. This will be managed from the WordPress admin panel. Responsive Design: The widget will be fully responsive to ensure an optimal user experience on both mobile and desktop devices. Insertion via Shortcod...
Busco un admin panel, solo frontend. Necesito un frontend en react, puede ser next tambien. Para poder conectarlo a backend a travez de una api rest. El sitio web debe contar con un menu lateral, ser responsive. Las paginas se iran agregando a medida de la necesidad. Proyecto a largo plazo
I am looking for a skilled freelancer who can convert Figma files into a custom HTML/CSS website. The website should have basic interactivity such as hover effects animations & some click to animations. I will provide exact guidelines for the color scheme and branding of the website as well as all the final Figma files. The website will consist of 4-7 pages. Ideal skills and experience for this project include: - Proficiency in HTML/CSS - Experience in converting design files (Figma) into functional websites - Knowledge of basic interactivity elements such as hover effects and small illustrations animations - Ability to follow branding guidelines accurately If you have the skills and experience required for this project, please submit your proposal.
I am looking for a skilled developer to create an HTML/CSS page transition with the following requirements: Type of Page Transition: Zoom - The page transition should have a zoom effect when navigating between pages. Speed of Page Transition: Medium - The desired speed of the page transition should be medium, neither too slow nor too fast. Application of Transition: Specific Pages - The transition should only be applied to specific pages, as specified by the client. Ideal Skills and Experience: - Experience in HTML/CSS development - Proficiency in creating smooth and visually appealing page transitions - Ability to implement transitions on specific pages as requested by the client I've seen this: but we have 6 images on a page and would like the transition to go through the wind...
I am looking for a freelancer who can enhance the character encoding functionality in jsPDF for multilingual support in my .NET 6 (MVC) application as I am currently engaged in a project that involves a .NET 6 (MVC) application, where we are implementing a feature utilizing jsPDF to generate PDF certificates. Our application is designed to support 10 different cultures, making multilingual support an imperative feature to ensure inclusivity and global accessibility. Presently, we’ve encountered a limitation where jsPDF exhibits constraints in rendering non-Latin characters, specifically, it is currently confined to processing English characters effectively. This poses a challenge as we aim to provide certificates in various languages, including complex character sets such as Arabic ...
I am looking for a freelancer who can help me with creating a notification subscription popup page in my project and connect it to MongoDB. Here are the details of the project: Subscription Popup Page: - I require a notification subscription popup page for my project. - The popup page should allow users to subscribe for notifications. - The chosen freelancer should have experience in creating notification subscription pages. Design: - I have a rough idea of how I want the subscription popup page to look like. - The freelancer should be able to work with my rough idea and create a visually appealing design. - Attention to detail and creativity in design is important. MongoDB Operations: - The freelancer should be experienced in working with MongoDB. - I will require Create, Read, Update,...
I am looking for a skilled developer to add search, store, and calendar functionality to my existing website. Functionality Needed: - Search functionality to allow users to easily search for specific school/client - Each school/client will have it's own package pricing, listing 5-10 items - Once a package is selected, calendar functionality to display and manage events or appointments - Once a day/time is selected, store functionality to enable users to make purchases directly on the website Requirements: - Experience in website development and implementing search, store, and calendar functionality - Proficient in relevant programming languages and frameworks - Familiarity with integrating third-party plugins or tools for these functionalities - Attention to detail and ability to...
I am looking for a freelancer to create a unified platform with user management functionality. The ideal candidate will have experience in developing platforms with e-commerce and content management capabilities. Requirements: - User management functionality - E-commerce functionality - Content management capabilities Preferred Technology Stack: - Specific technologies in mind Timeline: - 1-2 weeks Please provide examples of previous work and demonstrate experience in developing similar platforms.
Hello Everyone we are looking for a trainer who can deliver training on Java 8 features along with java 7. Training name- Java 8 features along with java 7 Mode- Onsite Duration- 2 Months Start date- 29th sept Location- chennai Toc- Available
Project Description: Wikipedia Search Dashboard Requirements: 1. Create a web application with the following functionalities: ● Sign in with Google (Google OAuth) to authenticate users. ● Dashboard displaying the following scorecards: ○ Past 7 Day search results scorecard ○ Past 1 Day search results scorecard ○ Past 1 Hour search results scorecard ● Charts showing search results over the last 7 days with an hourly basis and date range filters. ● Search Module with the following functionalities: ● Users can query for a title/text from the Wikipedia/Wikimedia API. ● Display the search results from Wikipedia in a list. ● When the user clicks on a search result, displays the contents of the corresponding Wikipedia page. 2. Tech Stack: ● Frontend: (React framework for server-side rendering and...
My company is looking for a freelancer to help us with the customization of our Froiden Worksuite software. We need to make some changes to the functionality of the laravel software so that it better suits our needs. To ensure that our software runs smoothly, we are also looking for ongoing support and maintenance after the customization is completed. We have a tight timeline for this project and need it to be finished within one month. If you think you would be up to the challenge, please consider offering your services!
hello, i have an opencart website 2.3.0.2 version which is retail and wholesale. i want some changes: 1) discount per order for wholesale buyers based on order value and show message to checkout for example 10% off when order is reached 100 euro. if 80 euro order message will say add 20euro more to get 10 off 2) at catalog need show 4 products per row. now shows 3 products 3) need scroll down to view more products. don't want pagination 4) make faster loading the website
I am looking for a skilled web developer to create a web app from scratch to sell cleaning services by technicians. Specific features and functionalities are already envisioned for the web app, and I have a clear vision of what I want. The expected timeline for the completion of this project is less than 3 days. Ideal skills and experience for the job include: - Proficiency in web development languages such as HTML, CSS, and JavaScript - Experience in building secure and user-friendly e-commerce platforms - Knowledge of database management systems - Ability to integrate payment gateways and booking systems - Strong problem-solving skills to address any technical issues that may arise during the development process.
Need to create two WordPress forms. The preferred template is 1. Book Now Form : The book now form should get a. Name b. Phone Number c. Address (Option to capture current location) 2. Feedback form : The Employee Feedback form (The employee name will be passed in URL). The form must get the rating from the customer for the conversation/support received from the employee. If the customer has provided a positive response, then the action must take him to Google review, if its negative, then it must take him to the apologise page. Please create a sample page for both in Wordpress and share the URL in the project description, so I can award
I am looking for a developer to integrate Google Fit into my mobile app within a week. The specific features I want in the integration are step tracking. The Google Fit data should be displayed within the mobile app. I am seeking someone with experience in Google Fit integration and mobile app development.
I am looking for a freelancer to help create an Xbox Live Auth0 plugin for Discourse. In particular, the plugin should provide user authentication features. I am not sure if existing code can be used or if it needs to be created from scratch. Moreover, the plugin should be integrated with a website. I know it's possible because it's already been done for existing Discourse forum "The Hive" I imagine it can be based on the existing MSAuth0 plugin that currently exists, but the steps to retrieve the user token are what is required.
We are looking for a skilled web developer to create a website for our NGO. The main goal of our website is to encourage donations and vacancy, so it is crucial that the developer is experienced in creating donation processing systems. Some of the features we want on our website include a volunteer sign-up form, as we rely heavily on volunteers to support our cause. It is important that the developer is proficient in creating user-friendly and secure forms. In terms of design and layout, we have a rough idea of what we want, but we are open to professional input. We want the website to be visually appealing and easy to navigate, so the developer should have a strong understanding of UI/UX design principles. Ideal skills and experience for this job include: - Proficiency in web developm...
Project Title: Track Actions on Iframe for Improved User Experience Skills and Experience Needed: - Proficiency in JavaScript and HTML - Familiarity with iframe implementation and tracking Project Description: I understand that it is not possible to tell what the user is doing inside an iframe if it is cross domain, however, I also know that this is possible to use DIVs and javascript/js/ajax like in the example below: What I would like to do is track a few actions a user do on an iframe and send the info to a php script. I would like to track: - Interactions (mouse move, scrolling) - clicks within the iframe - clicks on button or/and links within the iframe - time spent on the page Thanks
We have current on-going project and we are looking for Developer with 6 Years Experience who can handle development work. The Project is based on "Asp.net MVC Framework" and using Javascripts for handling client side events (so 30% there is Javascript code) and using SQL Server Express for RDBMS. All the Task and instructions will be given on day to day basis and will use Clockwise for Time Management. There is no restriction on Number of hours in a day. If the Developer can work for 10 Hours then he will get paid as per the number of hours worked. The development work might exceed more than a Month or Two, we need the developer to have open schedule to be able to give us more time if needed. Thank you.
At , we are developing a Wordpress site to sell sheet music for the flute. Before we add any more content, we wish to improve the performance of the site. This means that every page must load in under 2 seconds. We like the principles expressed by this team: In particular, we want the speed goal achieved with the following restrictions - no CDN; no caching; all images stay as JPG or PNG; The tools we will use to measure the load time will be the average of these three tests: This average must be below 2 seconds before the job is done. In your bid, tell us in 25 words or less why believe that a CDN is not helpful. Also show us some sites with multiple images where you have achieved a load time of < 2 seconds. NO placemarker bids. Quote your price for the job – NOT your...
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I am in need A Shopify Expert developer to create a simple calculator for desktop and Mobile devices within a tight deadline of 3 days. Platform: The calculator should be developed using JavaScript, CSS, HTML PAYMENT IS $10DOLLARS NO NEGOTIATION FIXED PRICE -------------------------------------------------------------- Functions: The calculator should be able to perform basic math operations, such as addition, subtraction, multiplication, and division. Design: I have a specific design in mind for the calculator's user interface
Project Description: We are seeking a CodeIgniter configuration and compatibility expert to address issues related to session handling and Facebook integration in our web application. The project primarily involves identifying and resolving configuration or software version issues rather than extensive development or coding work. Check this link to further understand the problem you will be solving: If you are familiar with that, then you should be able to bid with your FINAL quote. Please DO NOT BID if you are not familiar or don't have a fixed bid amount. Key Project Tasks: Conduct a review of our existing CodeIgniter-based web application. Identify and troubleshoot configuration or compatibility issues. Adjust settings, configurations, or version dependencies to resolve the ide...
Project Title: Configure Single Sign-On for the White Labeled Tools my website : i want to create a pricing page and when user choose a specific plan : he will pay online from his account to my account bank , as a result he will be able to login to our tool ( seo tool in the nav bar ) the tool provider give me the attached file to help I am looking for an experienced developer who can help me configure Single Sign-On (SSO) for my white labeled tools. The ideal candidate should have expertise in the following: Platform: Custom-built solution - Familiarity with custom-built solutions is required to integrate SSO seamlessly. Access to source code: No - The candidate should be able to work without access to the source code of the white labeled tools. SSO Solution: SAML - Experience w...
[IF YOU CANT READ and cant follow instructions you cant work for us, and your bid WILL be deleted]. Introduction We need a freelancer / contractor, to be a FULLTIME, 40hrs per week, Team Member. You need to posses adaptive, proactive, persistent, dependable & loyal character attributes that is always willing to go to extra effort to accomplish and DELIVER. Doing the right thing the right way the first time. As we shape our business, we want for each team member to be both very accurate and precise in everything that they say and do. Do you possess what it takes? Job Description We are looking for a FULL-TIME FRONT-END Developer with an eye for fine details for both FUNCTIONAL and AESTHETIC interactive website design. We require someone with good experience optimising such for both D...
Title: Advanced Software Architecture with Python Tutor Needed Description: I am seeking an advanced software architecture tutor who is proficient in Python. This project requires in-depth knowledge and experience in software architecture principles, as well as a strong understanding of Python libraries and frameworks. Skills and Experience: - Advanced expertise in software architecture and Python - Extensive knowledge of Python basics, including data types, variables, loops, and functions - Strong understanding of software architecture principles, such as design patterns and architectural styles - Experience with Python libraries and frameworks, such as Django, Flask, or NumPy - Familiarity with software development best practices and methodologies Preferred Method of Tutoring: this tr...
I am looking for a freelancer who can improve my website's Google PageSpeed score, which is currently less than 50. I want to enhance the loading speed and overall performance of my website for both mobile and desktop users. Ideal skills and experience for this project: - Proficiency in website optimization techniques and tools - Expertise in Google's PageSpeed Insights - Knowledge of mobile and desktop optimization strategies - Experience in improving PageSpeed scores for websites - Familiarity with HTML, CSS, and JavaScript to implement necessary changes The target PageSpeed score for my website is 50-75. I am seeking a freelancer who can effectively analyze the current performance, identify areas for improvement, and implement the necessary optimizations to achieve the desir...
I am looking for a Senior Front-end Developer (Vue.js) to join the project, with whom we will the book publishing. What you need to join: - From 4 years of experience in developing projects with Vue.js; - Knowledge of , JavaScript, TypeScript, Git; - Understanding REST API, Laravel; - Development and maintenance of the interface: development of new functions and improvement of existing web applications created using Vue.js and ; - Backend integration: cooperation with the backend provider to establish seamless integration between front-end and backend systems;
I am looking for a skilled Node.js developer who can perform the following tasks for my project: - Creating APIs for a web application - I require full integration testing with the API development - The project needs to be completed in less than 1 week Ideal Skills and Experience: - Proficiency in Node.js and JavaScript - Experience in developing web applications and building server-side applications - Strong knowledge of API development and integration testing - Ability to work within tight deadlines and deliver high-quality results
I am looking for a skilled developer to create a fully tested and secure website (frontend/backend/database/admin panel) with no bugs or issues using the MERN Stack. The key features of the front end design include a responsive design, user-friendly navigation, and custom animations. For the backend it would be clean, and fast high quality code with comments and good organisation and readability. The ideal candidate will have experience working with tight deadlines, provide constant high quality updates and be able to deliver quality work within a short timeframe. Tech: Front-end Framework: React.js with + Typescript Styling: Tailwind CSS Back-end Framework: Node.js with Database: MongoDB Goal: Build a cryptocurrency gambling website from PSD + Figma designs and requirements provide...